The best alternatives to cotunnel are Twingate, tunnelto.dev, and Expose. If these 3 options don't work for you, we've listed a few more alternatives below.
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Twingate provides secure access to private app, data and environments, replacing corporate VPNs with a more secure, usable & modern zero trust-based solution. Deployable in minutes, Twingate is built to make remote working easier and more secure.
Spend more time building and less time waiting for deploys. Quickly demo a web app, API, or backend running on localhost to anyone in the world with a publictunnelto.dev URL. 100% open source, built in Rust. Use our free hosted version @ tunnelto.dev
Expose is a beautiful, open-source, tunnel application that allows you to share your local websites with others via the internet. Since you can host the server yourself, you have full control over the domains that your shared sites will be available at.
Consolidate access to PostgreSQL and MySQL databases running behind NAT, implement security, prevent data exfiltration, meet compliance requirements, and have complete visibility into access and behavior for all databases across all environments.
AstroRelay is a Secure Tunnel For Remote Accessing Your Devices. A solution that lets you create public URIs to access your local resources, 4G LTE networks and behind NAT! Supporting remote SSH, remote Raspberry Pi, remote desktop, etc. Try Now For FREE!